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llvm-mirror/test/CodeGen/X86/and-or-fold.ll

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; RUN: llc < %s -march=x86 | grep and | count 1
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; The dag combiner should fold together (x&127)|(y&16711680) -> (x|y)&c1
; in this case.
define i32 @test6(i32 %x, i16 %y) {
%tmp1 = zext i16 %y to i32 ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 127 ; <i32> [#uses=1]
%tmp4 = shl i32 %x, 16 ; <i32> [#uses=1]
%tmp5 = and i32 %tmp4, 16711680 ; <i32> [#uses=1]
%tmp6 = or i32 %tmp2, %tmp5 ; <i32> [#uses=1]
ret i32 %tmp6
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}